Send message to specific contact through whatsapp from another app

Question

Is it possible to send message to a specific contact through whatsapp directly from another app? I know the contact ID. I don\'t want to open whatsapp

Answer 1

Let me know if it works for you,

Uri mUri = Uri.parse("smsto:+9876543210");
Intent mIntent = new Intent(Intent.ACTION_SENDTO, mUri);
mIntent.setPackage("com.whatsapp");
mIntent.putExtra("sms_body", "The text goes here");
mIntent.putExtra("chat",true);
startActivity(mIntent);